OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0dd8a0-0): addr:f6:3d:e9:8d:3f:f3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:1e:b1:bc:86:12:33
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
